package com.blog.utils;

import java.sql.Timestamp;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Util {
	public static Timestamp getTimestamp() {
		return new Timestamp(System.currentTimeMillis());
	}
	public static String removeTag(String htmlStr) {  
	    String regEx_script = "<script[^>]*?>[\\s\\S]*?<\\/script>"; // script  
	    String regEx_style = "<style[^>]*?>[\\s\\S]*?<\\/style>"; // style  
	    String regEx_html = "<[^>]+>"; // HTML tag  
	    String regEx_space = "\\s+|\t|\r|\n";// other characters  
	  
	    Pattern p_script = Pattern.compile(regEx_script,  
	        Pattern.CASE_INSENSITIVE);  
	    Matcher m_script = p_script.matcher(htmlStr);  
	    htmlStr = m_script.replaceAll("");  
	    Pattern p_style = Pattern  
	        .compile(regEx_style, Pattern.CASE_INSENSITIVE);  
	    Matcher m_style = p_style.matcher(htmlStr);  
	    htmlStr = m_style.replaceAll("");  
	    Pattern p_html = Pattern.compile(regEx_html, Pattern.CASE_INSENSITIVE);  
	    Matcher m_html = p_html.matcher(htmlStr);  
	    htmlStr = m_html.replaceAll("");  
	    Pattern p_space = Pattern  
	        .compile(regEx_space, Pattern.CASE_INSENSITIVE);  
	    Matcher m_space = p_space.matcher(htmlStr);  
	    htmlStr = m_space.replaceAll(" ");  
	    return htmlStr;  
	}  
}
